7
algebra

Solve: 4(x+2)=2x+164(x + 2) = 2x + 16

A

6

B

2

C

4

D

8

Correct Answer: C

Choice Ahoice C is the correct answer.

  1. Distribute: 4x+8=2x+164x + 8 = 2x + 16
  2. Subtract 2x: 2x+8=162x + 8 = 16
  3. Subtract 8: 2x=82x = 8
  4. Divide by 2: x=4x = 4
  5. Verify: 4(6)=244(6) = 24 and 8+16=248 + 16 = 24

Choice Ahoice D is incorrect because calculation error.

Choice Ahoice D is incorrect because calculation error.

Choice Ahoice C is incorrect because calculation error.